[Observe-commits] 04/31: mouse Translation

23 Apr 2015

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New commit to branch develop in repository observe.

See http://git.codelutin.com/observe.git

commit 81c2490d90066d8abadd30e73342c2984ab53bc3
Author: Sylvain Bavencoff <bavencoff@codelutin.com>
Date:   Thu Apr 16 10:55:22 2015 +0200

    mouse Translation
---
 .../open/impl/seine/TripSeineUIHandler.java        | 78 +++++++++++++++++++++-
 1 file changed, 75 insertions(+), 3 deletions(-)

diff --git a/observe-swing/src/main/java/fr/ird/observe/ui/content/open/impl/seine/TripSeineUIHandler.java b/observe-swing/src/main/java/fr/ird/observe/ui/content/open/impl/seine/TripSeineUIHandler.java
index 19004de..13bf37f 100644
--- a/observe-swing/src/main/java/fr/ird/observe/ui/content/open/impl/seine/TripSeineUIHandler.java
+++ b/observe-swing/src/main/java/fr/ird/observe/ui/content/open/impl/seine/TripSeineUIHandler.java
@@ -70,8 +70,13 @@ import javax.swing.JTabbedPane;
 import javax.swing.event.ChangeEvent;
 import javax.swing.event.ChangeListener;
 import java.awt.Color;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
+import java.awt.event.MouseMotionListener;
 import java.awt.event.MouseWheelEvent;
 import java.awt.event.MouseWheelListener;
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Point2D;
 import java.io.File;
 import java.util.Date;
 import java.util.List;
@@ -184,7 +189,10 @@ public class TripSeineUIHandler extends ContentOpenableUIHandler<TripSeine> {
             }
         });
 
-        tripMap.addMouseWheelListener(new MouseMapListener());
+        MouseMapListener mouseMapListener = new MouseMapListener();
+        tripMap.addMouseWheelListener(mouseMapListener);
+        tripMap.addMouseMotionListener(mouseMapListener);
+        tripMap.addMouseListener(mouseMapListener);
         finalizeOpenUI(mode, create);
     }
 
@@ -347,6 +355,7 @@ public class TripSeineUIHandler extends ContentOpenableUIHandler<TripSeine> {
         JMapPane tripMap = getUi().getTripMap();
         tripMap.setMapContent(getMapContent());
         tripMap.setDisplayArea(tripArea);
+        tripMap.invalidate();
     }
 
     protected MapContent mapContent;
@@ -427,7 +436,7 @@ public class TripSeineUIHandler extends ContentOpenableUIHandler<TripSeine> {
         return mapContent;
     }
 
-    private class MouseMapListener implements MouseWheelListener {
+    private class MouseMapListener implements MouseWheelListener, MouseListener, MouseMotionListener {
 
         @Override
         public void mouseWheelMoved(MouseWheelEvent e) {
@@ -441,10 +450,73 @@ public class TripSeineUIHandler extends ContentOpenableUIHandler<TripSeine> {
             JMapPane tripMap = getUi().getTripMap();
             ReferencedEnvelope displayArea = tripMap.getDisplayArea();
             displayArea.expandBy(scale);
-            tripMap.setDisplayArea(displayArea);
+            if (! displayArea.isEmpty()) {
+                tripMap.setDisplayArea(displayArea);
+            }
+        }
+
+        @Override
+        public void mouseClicked(MouseEvent e) {
+
+        }
+
+        protected Point2D startPointInWorld;
+        protected AffineTransform startScreenToWorldTransform;
+        protected ReferencedEnvelope startDisplayArea;
+
+        @Override
+        public void mousePressed(MouseEvent e) {
+            startMove(e.getPoint());
         }
 
+        @Override
+        public void mouseReleased(MouseEvent e) {
+            endMove(e.getPoint());
+        }
 
+        @Override
+        public void mouseEntered(MouseEvent e) {
+
+        }
+
+        @Override
+        public void mouseExited(MouseEvent e) {
+
+        }
+
+        @Override
+        public void mouseDragged(MouseEvent e) {
+            endMove(e.getPoint());
+        }
+
+        @Override
+        public void mouseMoved(MouseEvent e) {
+
+        }
+
+        protected void startMove(Point2D startPointInScreen) {
+            JMapPane tripMap = getUi().getTripMap();
+            startDisplayArea = tripMap.getDisplayArea();
+            startScreenToWorldTransform = tripMap.getScreenToWorldTransform();
+            startPointInWorld = new Point2D.Double();
+            startScreenToWorldTransform.transform(startPointInScreen, startPointInWorld);
+        }
+
+        protected void endMove(Point2D endPointInScreen) {
+            Point2D endPointInWorld = new Point2D.Double();
+            startScreenToWorldTransform.transform(endPointInScreen, endPointInWorld);
+            double transX = startPointInWorld.getX() - endPointInWorld.getX();
+            double transY = startPointInWorld.getY() - endPointInWorld.getY();
+
+            ReferencedEnvelope endDisplayArea = new ReferencedEnvelope(startDisplayArea);
+            endDisplayArea.translate(transX, transY);
+
+            JMapPane tripMap = getUi().getTripMap();
+            tripMap.setDisplayArea(endDisplayArea);
+            if (log.isDebugEnabled()) {
+                log.debug(String.format("Translate (x : %s, y : %s)", transX, transY));
+            }
+        }
     }
 
 }

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[Observe-commits] 04/31: mouse Translation

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